Finding the Fourth Proportional to 96,071.93, 132,456.01 and 78,780.62

Step by Step Solution

1. Step 1: Write the proportion equation
   96,071.93 : 132,456.01 = 78,780.62 : x
2. Step 2: Convert to fraction form
   96,071.93/132,456.01 = 78,780.62/x
3. Step 3: Cross multiply
   96,071.93x = 132,456.01 × 78,780.62
4. Step 4: Simplify right side
   96,071.93x = 10,434,966,590.53
5. Step 5: Solve for x
   x = 10,434,966,590.53/96,071.93
6. Step 6: Final answer
   x = 108,616.19